1. Pertaining to being productive and capable of nurturing development: Her fertile imagination helped Madam "Z" write her fantasy novels which were very popular.

After the floods which deposited new soil and nutrients, the fertile soil produced a bumper crop of tomatoes for the Bell family.

2. Etymology: from Middle French (1400 to about 1600) fertil and directly from Latin fertilis, "bearing in abundance, fruitful, productive"; from Latin ferre, "to bear, to carry".